• ArcaneGadget@lemmy.world
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    1 day ago

    Pretty cool concept, but by those metrics, normal hydroponic cultivation of crops would be “carbon negative” as well if supplied from a similar power source. This is less about the algae, and more about the energy source for the artificial grow-lights etc…

    • jol
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      7 hours ago

      Most agriculture uses light from a green source: the sun… Although I suppose that’s a scarce resource in Iceland through half of the year.